February 16, 2006
The last M.A.S.H. is decommissioned
Established in 1945 by Michael Debakey, the last Mobile Army Surgical Hospital (M.A.S.H.) was decommissioned by the US Army on February 16, 2006. they have been replaced by the Combat Support Hospital.
http://armedforcesmuseum.com/mash-mobile-army-surgical-hospital/